how to fork a nongithub repo

fork_nongithub_repo.md

• Create a new, empty repository on GitHub

• Clone the created repository
  git clone https://github.com/username/repository.git

• Fetch the contents of the original repository

cd repository
git remote add upstream git://url.com/remote_repository.git
git fetch upstream
git merge upstream/master

• Push contents to new repository
  git push origin master